#!/bin/sh
# chkconfig: - 95 25
# pidfile: /var/run/wwwoffled.pid
# config: /var/spool/wwwoffle/wwwoffle.conf
# description: WWW proxy allowing offline view of cached pages 
# ====================================================================
#
# Description:
#	This shell script takes care of almost everything of wwwoffled.
#
# Author[s]:
#	Gianpaolo Macario	gianpi@geocities.com
#	Peter Stamfest		Peter.Stamfest@vws.or.at
#	Vikram Goyal		viki@bol.net.in	contactviki@netscape.net
#	Richard Zidlicky	rz@linux-m68k.org
#
# Revision History:
#       17-May-2003     amb     Changed to use /etc/wwwoffle/wwwoffle.conf
#	30-OCT-2002	Marc	Fixed the missing "-c $CONFIG" from the
#				command-line when calling $WWWOFFLED and
#				$EXECWWWOFFLE
#       18-AUG-2002     rz      Updated to latest defaults.
#	05-OCT-2001	viki	Added online, offline, fetch, purge and did
#                               some optimisation.
#	18-AUG-2001	viki	Added all functions,pidfile etc. major changes
#	11-NOV-1998	peter	Added chkconfig support, restart and status 
#				options, changed usage message (stripped the
#				".init")
#	21-JUL-1997	gianpi	Configured for wwwoffle-1.2c
#	10-MAR-1997	gianpi	Initial writing
# ====================================================================

# Source function library.
. /etc/rc.d/init.d/functions

# Source networking configuration.
. /etc/sysconfig/network

# Check that networking is up.
[ ${NETWORKING} = "no" ] && exit 0

export PATH=$PATH:/usr/local/sbin:/usr/local/bin
[ -f /etc/wwwoffle/wwwoffle.conf ] && CONFIG='/etc/wwwoffle/wwwoffle.conf'
[ -f /etc/wwwoffle.conf ] && CONFIG='/etc/wwwoffle.conf'
[ -z "$CONFIG" ] && CONFIG='/var/spool/wwwoffle/wwwoffle.conf'
RETVAL=0
EXECWWWOFFLE=`which wwwoffle`
PROG=wwwoffled
WWWOFFLED=`which $PROG`
[ -n "$WWWOFFLED" ] || exit 1

start() {
	# Start daemons, create pid files etc.
	echo -n "Starting $PROG: "

	# /misc is automounted by default..
	#if [ -d /misc/wwwoffle ]; then
	#	chown $PROG.$PROG /misc/wwwoffle
	#fi
	###

	if [ -n "`echo $WWWOFFLED|grep "[' 'rl]*/s[bin/]*$PROG"`" ]; then
		# ^^^ Will discourage to start the daemon from other than
		# /sbin, /usr/sbin or /usr/local/sbin
		daemon $WWWOFFLED -c $CONFIG #&> /dev/null
		get_retval
	 else
	 	RETVAL=1
	fi

	if [ $RETVAL -eq 0 ]; then
			echo_success
	 else
			echo_failure
	fi

	echo
return $RETVAL
}

stop() {
	# Stop daemons.
	echo -n "Shutting down $PROG: "
	killproc $PROG
	RETVAL=$?
	[ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/$PROG /var/run/$PROG.pid
	echo
return $RETVAL
}

restart() {
	stop
	start
}

reload() {
	# Reload configuration file.
	echo -n "Reloading $PROG configuration file: "
	# Command below does not return proper status of config read and
	# neither does option -config.
	# killproc $PROG -HUP
	# So I do this >>>>>>
	if [ -n "`$EXECWWWOFFLE -config -c $CONFIG|grep "Read Configuration"`" ]; then 
		RETVAL=0
	 else
	 	RETVAL=1
	fi	

	if [ $RETVAL -eq 0 ]; then
			echo_success
	 else
			echo_failure
	fi
	echo
return $RETVAL
}		

get_retval() {
	# create pid and /var/lock/subsys/ files.
	local l=, TMP
	RETVAL=1
	TMP=`status $PROG|cut -d ' ' -f2-|cut -d '(' -f2|cut -d ')' -f-1|cut -d ' ' -f 2-`
	for l in $TMP ; do
		if [ -n "`ps -p $l -h|grep "[' 'rl][/s]*[bin/]*$PROG -c "`" ]; then
			echo $l > /var/run/$PROG.pid
			touch /var/lock/subsys/$PROG
			RETVAL=0
			return $RETVAL
		fi
	done
return $RETVAL
}

online() {
	echo -n "Putting $PROG to Online Mode: "
	status $PROG &> /dev/null
	STATUS=`echo $?`

	if [ $STATUS -eq 0 ]; then
		$EXECWWWOFFLE -online -c $CONFIG &> /dev/null
	 else
	 	start &> /dev/null
		status $PROG &> /dev/null
		STATUS=`echo $?`
	
		if [ $STATUS -eq 0 ]; then
			$EXECWWWOFFLE -online -c $CONFIG &> /dev/null
		 else
		 	RETVAL=1
		fi
	fi

	if [ $RETVAL -eq 0 ]; then
			echo_success
	 else
			echo_failure
	fi
	echo
return $RETVAL
}

offline() {
	echo -n "Putting $PROG to Offline Mode: "
	status $PROG &> /dev/null
	STATUS=`echo $?`

	if [ $STATUS -eq 0 ]; then
		$EXECWWWOFFLE -offline -c $CONFIG &> /dev/null
	 else
		RETVAL=1
	fi

	if [ $RETVAL -eq 0 ]; then
			echo_success
	 else
			echo_failure
	fi
	echo
return $RETVAL
}

purge() {
	echo -n "Purging $PROG cache: "
	status $PROG &> /dev/null
	STATUS=`echo $?`

	if [ $STATUS -eq 0 ]; then
		# First reload to sync any changes in the config.
  		reload &>/dev/null && $EXECWWWOFFLE -purge -c $CONFIG &> /dev/null
		RETVAL=$?
	 else
		RETVAL=1
	fi

	if [ $RETVAL -eq 0 ]; then
			echo_success
	 else
			echo_failure
	fi
	echo
return $RETVAL
}

fetch() {
	# Sending the proc to background because it holds up till finished
	# if put in fetch mode. Not a desirable feature if executed from
	# /etc/ppp/ip-up.local .
	status $PROG &> /dev/null
	STATUS=`echo $?`

	if [ $STATUS -eq 0 ]; then
		if [ -n "`$EXECWWWOFFLE -online -c $CONFIG|grep "Already Online"$`" ]; then
			nohup $EXECWWWOFFLE -fetch -c $CONFIG &> /dev/null &
		 else
			$EXECWWWOFFLE -online -c $CONFIG &> /dev/null
			nohup $EXECWWWOFFLE -fetch -c $CONFIG &> /dev/null &
		fi
	 else
	 	start
		status $PROG &> /dev/null
		STATUS=`echo $?`
	
		if [ $STATUS -eq 0 ]; then
			$EXECWWWOFFLE -online -c $CONFIG &> /dev/null
			nohup $EXECWWWOFFLE -fetch -c $CONFIG &> /dev/null &
		 else
		 	RETVAL=1
		fi
	fi
return $RETVAL
}

# See how we are called.
case "$1" in
	start)
		start
		;;
	stop)
		stop
		;;
	condrestart)
		[ -f /var/lock/subsys/$PROG ] && stop && start && :
		;;
	restart)
		restart
		;;
	reload)
  		reload
		;;
	status)
		status $PROG
		;;
	online)
		# Will put the offline browser online. If not running then
		# wwwoffled will be started and put online.
		online
		;;
	offline)
		offline
		;;
	purge)
		# It will first reload the config for any changes for ex. to
		# 'DontCache' etc. directives and then start purging.
		purge
		;;
	fetch)
		# Will put the offline browser in fetch mode. If not running
		# then wwwoffled will be started and put online and then in
		# fetch mode.
		fetch
		;;
  *)
        echo "Usage: $PROG {start|stop|condrestart|restart|reload|status|online|offline|purge|fetch}"
        exit 1
esac

exit $?

# === End of File ===